Dragon Lee and Hideo begin their climactic fight in front of a prominently visible Pepsi machine. Midway through the scene, the word "Pepsi" is suddenly covered by tape, indicating a late attempt by the filmmakers to avoid a copyright issue.
When pulling into the storage space, a large box truck says "Bentals Unlimited", and then later it's corrected to "Rentals Unlimited".
When Jake Armstrong is talking to Joyce at her front door, he takes his sunglasses off, then in the next shot he has his sunglasses on again, then when he enters her house his sunglasses are off again.
While using the punching bag, Jake has flashbacks of Slade's fight with Silk. In that scene, Jake left the room before the fight was over; he didn't witness some of the images he flashes back to.
When Jake Armstrong confronts Jason Slade in his warehouse, Slade informs his henchmen not to use guns as the place is full of explosives, despite seconds ago, he ordered to have John Pride doused in gasoline to set him on fire which posed a huge risk of blowing up the warehouse.